V. JUMPER SETTING FOR
UNUSED STATIONS
1
1. CAUTION: To prevent pump damage when
1
using a pump start relay, use a jumper to
connect unused stations to a station that is
being used.
If unused stations are not jumpered and they are
accidentally turned on, the pump may operate
with no flow (dead-head). Dead-heading could
cause the pump to overheat or burn out.
Rain Bird
ESP Modular Controller
®
VI. SENSOR OPTION
1
2
RSD Rain Sensor
or other similar
passive devices
If you are not connecting a sensor to the controller,
1
make sure the supplied jumper is installed on the
SENS terminals.
2
Rain check or Moisture Sensors should NOT be
connected between these terminals, but should
only be connected in series with the COM terminal.
VII. BATTERY BACKUP
1
Pull to remove.
1
Installation, Programming and Operation Guide
53